Linearization and VISUALIZATION

Dear all
I am working on the linearization of DTU-10MW wind turbine mode with OpenFAST v2.6.0.
I wanne to get the nature frquence and mode shapes of the turbine such as these


NOW I have set the “WrVTK” to 3 ,and I have get a file named “xxxx.ModeShapeVTK.chkp”, but I don’t know how to open this file .
CAN you give me some suggest or the user’s manual of the OpenFAST v2.6.0

Thank you

Best regards
Long.Gao

Dear Long,

You can find documentation on the mode shape visualization functionality of OpenFAST here: github.com/OpenFAST/matlab-toolbox.

Best regards,